<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script type="text/javascript" src="../js/vue.js"></script>
</head>
<body>
    <div id="root">
        <!--
            v-show,隐藏
            v-if,从dom移除
            v-bind
        -->
        <input type="button" value="切换状态" @click="changeShow"><br>
        <img :src="imgsrc" v-show="isshow"><br>
        <br>
        <br>
        <p v-if="isshow">hello,world</p>
    </div>
    <script>
        Vue.config.productionTip = false
        new Vue({
            el:'#root',
            data:{
                isshow:true,
                imgsrc:'vue.jpg'
            },
            methods: {
                changeShow(){
                    this.isshow = !this.isshow
                }  
            },
        })
    </script>
</body>
</html>